1.  What is a fault?  How can we recognize a fault in the Earth's crust?

What is the difference between a fault and a plate boundary? 

2.  Sketch a 3D perspective view of a fault.  Show the fault coming to the surface and offsetting the surface.

3.  What is the difference between movement along a fault and ground shaking?  What is the relationship between movement along a fault and ground shaking?

4.  What kinds of waves are produced during fault movement?  Which one of these waves usually causes the ground shaking we can feel?

5.  How do we measure the size (magnitude, intensity) of an earthquake?

6.   What is the relationship between earthquakes and plate tectonics?  How does both the depth and size of earthquakes vary with the 3 different types of plate boundaries?

7.  Are earthquakes predictable?  Explain.

8.  What are the sources of earthquakes in Washington State?  There are 4 main sources.

9.  Bonus Question:  Earthquakes have a global, Earth-sized function or "purpose."  What is that function?